In 1984, Huangyan Chengguan Plastic Color Printing Factory, the predecessor of Double Pigeon Group, was founded and established.
In 1988, the enterprise successfully developed and produced disposable syringes, and changed its name to Huangyan Medical Equipment General Factory.
In 1992, the enterprise successfully registered the trademark of "Double Pigeon".
In 1994, the company changed its name and formally established Double Pigeon Group Co.
In 1996, the Group established Zhejiang Jimin Pharmaceutical Co., Ltd. as a joint venture with companies from Taiwan and the United States to develop and produce I.V. products in plastic bottles.
In 1998, the disposable infusion sets and syringes passed ISO9002 and the large-volume infusion sets passed GMP certification. In the same year, "Double Pigeon" brand products were recognized as "Zhejiang Famous Brand Products" and "Double Pigeon" brand trademark was recognized as "Zhejiang Famous Trademark".
The products of "Shuangye" brand were recognized as "Zhejiang Famous Brand Products".
2000 Disposable infusion sets and syringes passed the CE certification, which marked Shuangye Group's formal march to the international market.
2001 Shanghai Double Pigeon Industrial Company was formally established and put into production in Fengxian, Shanghai, which built a first-class production base of disposable medical devices in China.
2003 The group successively set up Sino-US joint venture Zhejiang Huakai Medical Equipment Co., Ltd, Sino-Korean joint venture Zhejiang Shuangge Aifuxi Precision Equipment Co.
In 2004, the group built a large-scale modernized industrial production base "Double Pigeon Industrial Park" with more than 500 mu in Huangyan Economic Development Zone.
2005 Double Pigeon Industrial Park was put into operation, forming the largest production base in China with an annual output of 200 million soft bags of I.V. and 2 billion self-destructing safety syringes.
2006 "Double Pigeon" brand single-use sterile infusion medical equipment products by the China Famous Brand Strategy Promotion Committee as "China Famous Brand".
2007 Double Pigeon Group was the first private enterprise in Huangyan District to break through the annual output value of 1 billion yuan mark, which is a milestone in the history of Huangyan's economic development. In February, the trademark of Double Pigeon was judicially recognized as a well-known trademark.